By power of knowledge, the organizations can preserve their long-term priorities in various competitive areas. Despite other managements, knowledge management is not transient but it has long-lasting effects. The competitive space and condition of organizations are more complex than before and rapidly changing such that the speed of change in most organizations is much bigger than the power of responding and conforming. Continuous change of knowledge has created new imbalance status for organizations. In this regard, just those organizations can survive who can preserve their competitive advantage. According to the scholars and thinkers, this maintenance of competitive advantage and organization survival is possible through knowledge management such that it is possible to continuously create new knowledge in organization. This paper measures evaluation of knowledge success in Qeshm Oil and Energy Development Company, which is one of companies working in oil and energy industry. It also specifies the dimensions of success evaluation, status of company and determines the gap in each dimension. The research methodology is descriptive- evaluative for which a questionnaire with 35 questions and 8 dimensions has been designed based on the model of building blocks of knowledge management. At the end, some solutions have been offered for improvement of the status of company.